Morristown, TN

Weather Forecast Office

NWS Morristown

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Last Map Update: Thu, Aug 20, 2026 at 10:28:29 pm EDT

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A few strong to severe storms will be possible this evening, primarily in the southern Cumberland plateau and southern Tennessee valley. Storms may also affect other parts of the forecast area, but the risk of severe storms is primarily in the south. As far as hazards, damaging winds are the primary concern. The most favorable time for these strong storms will be after roughly 6 pm EDT, through perhaps Midnight at the latest.

Scattered showers and storms are expected Friday in NE TN, SW VA and the East TN mountains. Elsewhere, showers and storms will be more isolated. Drier, more comfortable late August weather will settle in for the weekend.

Storms and showers return this afternoon. Additional showers and thunderstorms possible through Friday night. Drier conditions settle in for the weekend. Temperatures will be close to normal through the weekend.

Storms and showers return this afternoon. Additional showers and thunderstorms possible through Friday night. Drier conditions settle in for the weekend. Temperatures will be close to normal through the weekend.

Storms and showers return this afternoon. Additional showers and thunderstorms possible through Friday night. Drier conditions settle in for the weekend. Temperatures will be close to normal through the weekend.

Current Weather Observations...

Location	Time (EDT)	Weather	Vsby. (SM)	Temp. (ºF)	Dewpt. (ºF)	Hum. (%)	Wind (mph)	Wind Chill / Heat Index (ºF)	Pres. (in)
Abingdon VA	22:15	Partly Cloudy	10	71	68	88	VRB 2	-	30.11
Andrews-Murphy NC	21:55	Partly Cloudy	10	75	71	89	CALM	-	30.08
Chattanooga TN	21:53	Mostly Cloudy	10	85	75	72	CALM	93 [HI]	30.00
Crossville TN	21:53	Lightning Observed	10	76	71	84	CALM	-	30.09
Dalton GA	22:15	Overcast	10	82	80	94	CALM	92 [HI]	30.01
Knoxville TN (McGhee-Tyson)	22:06	Thunder \ Cumulonimbus Clouds, Lightning Observed	10	80	72	76	NNE 5	-	30.03
Middlesboro KY	22:15	Clear	10	74	71	90	CALM	-	30.08
Monroe Cnty TN	21:55		10	77	77	100	CALM	-	30.03
Morristown TN	22:15	Overcast	10	78	75	88	CALM	-	30.06
Oak Ridge TN	21:53	Partly Cloudy	10	77	74	90	CALM	-	30.05
Tazewell Cnty VA	22:15	Clear	10	68	63	82	CALM	-	30.16
Tri-Cities TN	21:53	Mostly Cloudy	10	71	69	93	CALM	-	30.07
Wise VA	22:15	Partly Cloudy	10	68	64	88	E 3	-	30.15
Greeneville, TN	21:55		10	73	68	83	CALM	-	30.07

Local Weather History For August 20th...

Storms hit in 2014 for a 2 day period producing wind damage as well as quarter size hail.


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Severe Thunderstorms and Heavy Rain in the Mid-Atlantic; Heat Persists Across the South

NWS Morristown